The Xiaomi Redmi Note 4 mobile features a 5.5"(13.97 cm) display and runs on Android v6.0.1(Marshmallow) operating system. The device is powered by a Octa core, 2 GHz, Cortex A53 processor paired with 4 GB of RAM. As far as the battery is concerned it has 4100 mAh. Over that, as far as the rear camera is concerned this mobile has a 13 MP camera and the front snapper is powered by a CMOS sensor